An isotope of sodium, 24Na, has a half-life of 15 hours. A sample of this isotope has
Chapter 1, Problem 32(choose chapter or problem)
An isotope of sodium, 24Na, has a half-life of 15 hours. A sample of this isotope has mass 2 g. (a) Find the amount remaining after 60 hours. (b) Find the amount remaining after t hours. (c) Estimate the amount remaining after 4 days. ; (d) Use a graph to estimate the time required for the mass to be reduced to 0.01 g.
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